/Engine/Source/Runtime/Engine/Public/LevelInstance/LevelInstanceSubsystem.h
void ForEachLevelInstanceAncestors ( const [AActor](API\Runtime\Engine\GameFramework\AActor) * Actor, [TFunctionRef](API\Runtime\Core\GenericPlatform\TFunctionRef)< bool(const [ILevelInstanceInterface](API\Runtime\Engine\LevelInstance\ILevelInstanceInterface) *)> Operation ) const